Home / 781,129.20-1,171,685.33-592,746.48

Finding the Fourth Proportional to 781,129.20, 1,171,685.33 and 592,746.48

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Solution

The fourth proportional to 781,129.20, 1,171,685.33 and 592,746.48 is: 889,113.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,129.20 : 1,171,685.33 = 592,746.48 : x
  2. Step 2: Convert to fraction form
    781,129.20/1,171,685.33 = 592,746.48/x
  3. Step 3: Cross multiply
    781,129.20x = 1,171,685.33 × 592,746.48
  4. Step 4: Simplify right side
    781,129.20x = 694,512,352,061.41
  5. Step 5: Solve for x
    x = 694,512,352,061.41/781,129.20
  6. Step 6: Final answer
    x = 889,113.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.